Czechvideo Video Downloader (Browser Extension) Download videos from CzechVideo. Detect page media, add a player button, and save through your browser. 3 free downloads. Czechvideo Downloader is a browser extension that helps you save videos from CzechVideo article pages and related playback hosts. Instead of digging through page source or network tabs, you can use the player button, popup, or context menu to detect and download media. The extension scans page metadata, media tags, inline scripts, and observed requests to surface usable MP4 or HLS candidates. - Page-aware detection for CzechV…